VANET

Traffic congestion wastes time, energy, and causes pollution. Recently, it
has been estimated that congestion produces 3.5 billions hours delay and 5.7
billions gallons of wasted fuel every year in the U.S. Also, traffic congestion
does not allow an efficient usage of the urban roadways. Often the shortest
path is not the fastest one in metropolitan areas, therefore modern GPS
navigators in addition to give wrong fastest path, increase traffic congestion
because they direct vehicles along the same path. One possible remedy to